Dorman 924-220 Brake Dust Shield - Rear

Durable Steel Brake Dust Shield for Select GM Vehicles

The Dorman 924-220 brake dust shield is engineered to provide reliable protection for drum brake assemblies on various Buick, Chevrolet, GMC, Oldsmobile, and Pontiac models. Constructed from rust-resistant steel, this one-piece shield helps maintain brake system integrity by preventing dust and debris buildup.

• Made from durable steel with rust-resistant coating
• One-piece configuration for easy installation
• Designed for drum brake systems with precise mounting hole dimensions
• Includes two brake backing plates per package
• Compatible with multiple GM models including Chevrolet S10, Pontiac Grand Prix, and Buick Regal

Product Details and Specifications

The Dorman 924-220 brake dust shield features a maximum diameter of 270 mm and an inside diameter of 71 mm, designed to fit drum brake assemblies accurately. The shield has a thickness of 13.3 mm and includes two mounting holes with a diameter of 10 mm each, plus one wheel cylinder mount hole measuring 15.9 mm. The shoe anchor stud is attached, and the shield accommodates two lug holes, ensuring proper alignment and secure fitment. This part is intended for drum brake types and does not include mounting hardware.

Compatible Vehicles and Applications

This brake dust shield is compatible with a range of GM vehicles, including Buick models like the Regal and LeMans, Chevrolet trucks such as the S10 and S10 Blazer, GMC Jimmy and S15 Jimmy, Oldsmobile Cutlass series, Pontiac Grand Am and Grand Prix, and more. The Dorman 924-220 is designed to meet the specific requirements of these vehicles’ drum brake systems, providing a direct replacement for worn or damaged dust shields.

Common Issues Addressed by This Brake Dust Shield

• Prevents brake dust and debris from contaminating drum brake components
• Reduces corrosion risk on brake backing plates and wheel cylinders
• Helps maintain proper brake shoe alignment and function
• Protects against premature wear of brake hardware
• Improves overall brake system longevity and performance

Installation Notes and Tips

Installation of the Dorman 924-220 brake dust shield requires removal of the wheel and drum brake assembly. Ensure the mounting holes align correctly with the vehicle’s brake backing plate and wheel cylinder. Since mounting hardware is not included, reuse existing fasteners or source appropriate replacements. Verify that the shoe anchor stud is properly engaged and that the shield does not interfere with brake shoe movement. Professional installation is recommended for accurate fitment and brake system safety.

Quality Assurance and Warranty Information

Dorman manufactures the 924-220 brake dust shield from high-quality steel with rust-resistant properties to withstand harsh driving conditions. This part is engineered to meet or exceed OEM specifications for fit and function. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.